diff --git a/pass/package-lock.json b/pass/package-lock.json
index f903f5a762cf22e77d7616d38dc64f3f2629d8fb..3180ea36113b29269d9e428313491db926ba7759 100644
--- a/pass/package-lock.json
+++ b/pass/package-lock.json
@@ -8,7 +8,7 @@
       "name": "pass",
       "version": "0.0.0",
       "dependencies": {
-        "@paypal/paypal-js": "^8.0.5",
+        "@paypal/paypal-js": "^8.1.1",
         "accept-language": "^3.0.18",
         "blind-signatures": "^1.0.7",
         "browserify-middleware": "^8.1.1",
@@ -474,9 +474,9 @@
       }
     },
     "node_modules/@paypal/paypal-js": {
-      "version": "8.0.5",
-      "resolved": "https://registry.npmjs.org/@paypal/paypal-js/-/paypal-js-8.0.5.tgz",
-      "integrity": "sha512-yQNV7rOILeaVCNU4aVDRPqEnbIlzfxgQfFsxzsBuZW1ouqRD/4kYBWJDzczCiscSr2xOeA/Pkm7e3a9fRfnuMQ==",
+      "version": "8.1.1",
+      "resolved": "https://registry.npmjs.org/@paypal/paypal-js/-/paypal-js-8.1.1.tgz",
+      "integrity": "sha512-9VJ2I0Ui10fD4u7DF8eT524mT7NC0Z6zm/4l4nFuSyNGUxNfIi3BI+LB/cmgifl5aBs2HdIeJssQ08NZz7TFBg==",
       "dependencies": {
         "promise-polyfill": "^8.3.0"
       }
diff --git a/pass/package.json b/pass/package.json
index 3a68a10441672528ec7e25fdbd71ede67a09738d..10c74673286ba0fe1893f24fa7f3b881441ee0ab 100644
--- a/pass/package.json
+++ b/pass/package.json
@@ -7,7 +7,7 @@
     "dev": "nodemon --ignore node_modules/ --verbose --exec node --inspect=0.0.0.0 ./bin/www"
   },
   "dependencies": {
-    "@paypal/paypal-js": "^8.0.5",
+    "@paypal/paypal-js": "^8.1.1",
     "accept-language": "^3.0.18",
     "blind-signatures": "^1.0.7",
     "browserify-middleware": "^8.1.1",
@@ -45,4 +45,4 @@
   "devDependencies": {
     "nodemon": "^2.0.20"
   }
-}
\ No newline at end of file
+}
diff --git a/pass/resources/js/checkout_paypal.js b/pass/resources/js/checkout_paypal.js
index d8da07902c3ce5991db34f0cb55b1b1fc494e8b1..a6095001c40a1d5f15f4f7b328bd0ec167c3c8aa 100644
--- a/pass/resources/js/checkout_paypal.js
+++ b/pass/resources/js/checkout_paypal.js
@@ -5,12 +5,7 @@ initialize_paypal_payments();
 function initialize_paypal_payments() {
   let script_data = {
     "client-id": document.querySelector("input[name=paypal-client-id]").value,
-    components: [
-      "buttons",
-      "marks",
-      "payment-fields",
-      "funding-eligibility"
-    ],
+    components: ["buttons", "marks", "payment-fields", "funding-eligibility"],
     "disable-funding": "sofort,ideal",
     currency: "EUR",
   };
@@ -215,14 +210,24 @@ function loadCardPayment(checkout_data) {
   // Initialize Card Fields
   let cardFields_options = get_paypal_checkout_data("card");
 
+  let background_color =
+    window
+      .getComputedStyle(document.querySelector(":root"))
+      .getPropertyValue("--background-color") ?? "white";
+  let text_color =
+    window
+      .getComputedStyle(document.querySelector(":root"))
+      .getPropertyValue("--font-color") ?? "black";
+
   cardFields_options.style = {
     body: {
-      padding: 0
+      padding: 0,
     },
     input: {
-      background: "red",
+      background: background_color,
+      color: text_color,
       "font-size": "16px",
-      "padding": "0.4rem 0.75rem",
+      padding: "0.4rem 0.75rem",
     },
   };
   let cardFields = paypal.CardFields(cardFields_options);
@@ -237,7 +242,9 @@ function loadCardPayment(checkout_data) {
   const nameField = cardFields.NameField({ placeholder: "John Doe" });
   nameField.render("#card-name");
 
-  const numberField = cardFields.NumberField({ placeholder: "4111 1111 1111 1111" });
+  const numberField = cardFields.NumberField({
+    placeholder: "4111 1111 1111 1111",
+  });
   numberField.render("#card-number");
 
   const expiryField = cardFields.ExpiryField({ placeholder: "123" });
@@ -253,54 +260,59 @@ function loadCardPayment(checkout_data) {
     event.preventDefault();
     hideErrors();
     lockForm(true);
-    cardFields.getState().then((data) => {
-      // Submit only if the current
-      // state of the form is valid
-      if (!data.isFormValid) {
-        showError(`error-1330`);
-      } else {
-        return cardFields.submit().then(() => {
-        }).catch((error) => {
-          console.error(error);
-
-          let error_code_shown = false;
-          try {
-            let processor_response_code =
-              error.purchase_units[0].payments.captures[0]
-                .processor_response.response_code;
-            showError(`error-${processor_response_code}`);
-            error_code_shown = true;
-          } catch (e) { }
+    cardFields
+      .getState()
+      .then((data) => {
+        // Submit only if the current
+        // state of the form is valid
+        if (!data.isFormValid) {
+          showError(`error-1330`);
+        } else {
+          return cardFields
+            .submit()
+            .then(() => {})
+            .catch((error) => {
+              console.error(error);
 
-          try {
-            let card_errors_container = document.querySelector("#card-errors");
-            if (card_errors_container.classList.contains("hidden")) {
-              card_errors_container.classList.remove("hidden");
-            }
-            for (let i = 0; i < error.details.length; i++) {
-              let error_container = document.createElement("div");
-              error_container.classList.add("error");
-              error_container.textContent = error.details[i].description;
-              card_errors_container.appendChild(error_container);
-            }
-            error_code_shown = true;
-          } catch (e) { }
-          if (!error_code_shown) {
-            if (error.toString != undefined) {
-              error = error.toString();
-            }
-            if (error.includes != undefined && error.includes("3DS")) {
-              showError("error-3ds");
-            } else {
-              showError(`error-1330`);
-            }
-          }
-        });
-      }
-    }).finally(() => {
-      lockForm(false)
-    });
+              let error_code_shown = false;
+              try {
+                let processor_response_code =
+                  error.purchase_units[0].payments.captures[0]
+                    .processor_response.response_code;
+                showError(`error-${processor_response_code}`);
+                error_code_shown = true;
+              } catch (e) {}
 
+              try {
+                let card_errors_container =
+                  document.querySelector("#card-errors");
+                if (card_errors_container.classList.contains("hidden")) {
+                  card_errors_container.classList.remove("hidden");
+                }
+                for (let i = 0; i < error.details.length; i++) {
+                  let error_container = document.createElement("div");
+                  error_container.classList.add("error");
+                  error_container.textContent = error.details[i].description;
+                  card_errors_container.appendChild(error_container);
+                }
+                error_code_shown = true;
+              } catch (e) {}
+              if (!error_code_shown) {
+                if (error.toString != undefined) {
+                  error = error.toString();
+                }
+                if (error.includes != undefined && error.includes("3DS")) {
+                  showError("error-3ds");
+                } else {
+                  showError(`error-1330`);
+                }
+              }
+            });
+        }
+      })
+      .finally(() => {
+        lockForm(false);
+      });
   });
   return;
   // Show the Form
@@ -479,7 +491,7 @@ function hideErrors() {
   if (!error_container.classList.contains("hidden")) {
     error_container.classList.add("hidden");
   }
-  error_container.querySelectorAll(".error").forEach(error_element => {
+  error_container.querySelectorAll(".error").forEach((error_element) => {
     if (!error_element.classList.contains("hidden")) {
       error_element.classList.add("hidden");
     }
@@ -488,8 +500,8 @@ function hideErrors() {
 
 /**
  * Prevents multiple submissions of the card form
- * 
- * @param {boolean} lock 
+ *
+ * @param {boolean} lock
  */
 function lockForm(lock) {
   let submit_button = document.querySelector("#card-form #card-submit");